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TOEFL BNC: 8791 COCA: 11378

arithmetic

noun
/əˈrɪθmətɪk/
/əˈrɪθmətɪk/
[uncountable]
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  1. the type of mathematics that deals with the adding, multiplying, etc. of numbers算术
    • He's not very good at arithmetic.他不太擅长算术。
    Topics Maths and measurementc1, Educationc1
  2. sums involving the adding, multiplying, etc. of numbers算术运算;四则运算
    • a quick bit of mental arithmetic (= sums you do in your head, without writing anything down)快速心算
    • I think there's something wrong with your arithmetic.我认为你的计算有错。
    • I’ve worked out the price, but I need to check the arithmetic.我已经算出了价钱,但还需要检查一下计算结果。
    • a test of mental arithmetic心算测验
    Oxford Collocations Dictionaryadjective
    • basic
    • simple
    • mental
    verb + arithmetic
    • do
    See full entry
  3. Word OriginMiddle English: from Old French arismetique, based on Latin arithmetica, from Greek arithmētikē (tekhnē) ‘(art) of counting’, from arithmos ‘number’.

arithmetic

adjective
/ˌærɪθˈmetɪk/
/ˌærɪθˈmetɪk/
(also arithmetical)
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  1. relating to arithmetic算术
    • arithmetic calculation算术计算

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